Serving table insert with open bottom



FIG. 1 is a top plan view a serving table insert with open bottom showing my new design;

FIG. 2 is a front elevational view thereof, the rear elevational view being a mirror image thereof;

FIG. 3 is a right side elevational view thereof, the left side elevational view being a mirror image thereof; and,

FIG. 4 is a bottom plan view showing the open bottom thereof.

The broken lines depict environment that forms no part of the claim. 

CLAIM The ornamental design for a serving table insert with open bottom, as shown and described. 